html,
body {
    font-size: 62.5%;
}
*,
*:after,
*:before {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.clearfix:before,
.clearfix:after {
    content: " ";
    display: table;
}
.clearfix:after {
    clear: both;
}
a:hover,
a:focus {
    color: #74777b;
    text-decoration: none;
}
.left {
    float: left;
}
.right {
    float: right;
}